Finding the Fourth Proportional to 3,580.42, 5,369.96 and 982.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,580.42 : 5,369.96 = 982.76 : x
2. Step 2: Convert to fraction form
   3,580.42/5,369.96 = 982.76/x
3. Step 3: Cross multiply
   3,580.42x = 5,369.96 × 982.76
4. Step 4: Simplify right side
   3,580.42x = 5,277,381.89
5. Step 5: Solve for x
   x = 5,277,381.89/3,580.42
6. Step 6: Final answer
   x = 1,473.96